.estilo1 {  font-family: Verdana, Arial, Helvetica, sans-serif; font-size: x-small; font-weight: bolder; color: #000000}
.estilo2 {  font-family: Verdana, Arial, Helvetica, sans-serif; font-size: x-small; font-weight: normal; color: #000000}
.columna {  font-family: Verdana, Arial, Helvetica, sans-serif; font-size: xx-small; font-weight: normal; color: #000000}